Land vehicles – Wheeled – Occupant propelled type
Patent
1998-05-28
1999-07-06
Mai, Lanna
Land vehicles
Wheeled
Occupant propelled type
B62K 100
Patent
active
059188952
ABSTRACT:
A headset assembly includes a race mounted to a head tube and has a first groove defined in the inner periphery thereof, an annular flange extending inwardly and radially from the inner periphery of the race, a cap member mounted to the race and has a second groove defined in the outer periphery thereof, and an annular track connected to a periphery defining the second groove and having a third groove in the outer periphery thereof so as to hold a plurality of ball bearings between the first groove and the third groove. The annular flange is located above the annular track so as to retain the annular track in position. Accordingly, the outer periphery of the cap member does not need to be heat treated.
REFERENCES:
patent: 5454281 (1995-10-01), Chi
patent: 5544905 (1996-08-01), Chen
patent: 5823556 (1998-10-01), Chi
Fleming Faye M.
Mai Lanna
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